World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
50
Citations
9422
World Ranking
5457
National Ranking
2981

Amy J. Jak publication distribution in Psychology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Psychology in 2026. The highlighted bar marks where Amy J. Jak sits on this spectrum.

31–40 publications: 6 scientists 41–50 publications: 52 scientists 51–60 publications: 138 scientists 61–70 publications: 299 scientists 71–80 publications: 461 scientists 81–90 publications: 605 scientists 91–100 publications: 713 scientists 101–110 publications: 736 scientists 111–120 publications: 686 scientists 121–130 publications: 670 scientists 131–140 publications: 644 scientists 141–150 publications: 597 scientists 151–160 publications: 576 scientists 161–170 publications: 477 scientists 171–180 publications: 450 scientists 181–190 publications: 397 scientists 191–200 publications: 343 scientists 201–210 publications: 328 scientists 211–220 publications: 313 scientists 221–230 publications: 283 scientists 231–240 publications: 226 scientists 241–250 publications: 196 scientists 251–260 publications: 201 scientists 261–270 publications: 171 scientists 271–280 publications: 151 scientists 281–290 publications: 139 scientists 291–300 publications: 113 scientists 301–310 publications: 102 scientists 311–320 publications: 100 scientists 321–330 publications: 76 scientists 331–340 publications: 92 scientists 341–350 publications: 85 scientists 351–360 publications: 69 scientists 361–370 publications: 71 scientists 371–380 publications: 63 scientists 381–390 publications: 58 scientists 391–400 publications: 57 scientists 401–410 publications: 43 scientists 411–420 publications: 33 scientists 421–430 publications: 50 scientists 431–440 publications: 41 scientists 441–450 publications: 32 scientists 451–460 publications: 27 scientists 461–470 publications: 28 scientists 471–480 publications: 25 scientists 481–490 publications: 28 scientists 491–500 publications: 20 scientists 501–510 publications: 23 scientists 511–520 publications: 26 scientists 521–530 publications: 17 scientists 531–540 publications: 21 scientists 541–550 publications: 14 scientists 551–560 publications: 16 scientists 561–570 publications: 10 scientists 571–580 publications: 22 scientists 581–590 publications: 9 scientists 591–600 publications: 14 scientists 601–610 publications: 9 scientists 611–620 publications: 11 scientists 621–630 publications: 4 scientists 631–640 publications: 7 scientists 641–650 publications: 5 scientists 651–660 publications: 10 scientists 661–670 publications: 8 scientists 671–680 publications: 8 scientists 681–690 publications: 4 scientists 691–700 publications: 3 scientists 701–704 publications: 4 scientists 705+ publications: 100 scientists
31 publications 705+

This scientist: 175 publications — 60th percentile

60% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 705 publications or more.

Amy J. Jak D-index placement in Psychology in 2026

The chart shows the D-index (discipline H-index) distribution of Psychology scientists ranked by Research.com in 2026. The highlighted bar marks where Amy J. Jak sits on this spectrum.

30–31 D-Index: 398 scientists 32–33 D-Index: 702 scientists 34–35 D-Index: 671 scientists 36–37 D-Index: 659 scientists 38–39 D-Index: 641 scientists 40–41 D-Index: 671 scientists 42–43 D-Index: 617 scientists 44–45 D-Index: 558 scientists 46–47 D-Index: 495 scientists 48–49 D-Index: 487 scientists 50–51 D-Index: 445 scientists 52–53 D-Index: 390 scientists 54–55 D-Index: 408 scientists 56–57 D-Index: 345 scientists 58–59 D-Index: 325 scientists 60–61 D-Index: 321 scientists 62–63 D-Index: 248 scientists 64–65 D-Index: 290 scientists 66–67 D-Index: 218 scientists 68–69 D-Index: 219 scientists 70–71 D-Index: 215 scientists 72–73 D-Index: 183 scientists 74–75 D-Index: 169 scientists 76–77 D-Index: 132 scientists 78–79 D-Index: 137 scientists 80–81 D-Index: 120 scientists 82–83 D-Index: 112 scientists 84–85 D-Index: 86 scientists 86–87 D-Index: 101 scientists 88–89 D-Index: 83 scientists 90–91 D-Index: 77 scientists 92–93 D-Index: 70 scientists 94–95 D-Index: 78 scientists 96–97 D-Index: 58 scientists 98–99 D-Index: 53 scientists 100–101 D-Index: 57 scientists 102–103 D-Index: 48 scientists 104–105 D-Index: 53 scientists 106–107 D-Index: 46 scientists 108–109 D-Index: 24 scientists 110–111 D-Index: 35 scientists 112–113 D-Index: 27 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 31 scientists 118–119 D-Index: 22 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 24 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 11 scientists 128–129 D-Index: 19 scientists 130–131 D-Index: 10 scientists 132–133 D-Index: 16 scientists 134–135 D-Index: 10 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 5 scientists 142–143 D-Index: 12 scientists 144+ D-Index: 98 scientists
30 D-Index 144+

This scientist: 50 D-Index — 54th percentile

54% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 144 D-Index or more.

Research.com Recognitions

  • 2014 - Fellow of the American Psychological Association (APA)

Overview

Amy J. Jak is affiliated with the University of California, San Diego in the United States. Their research primarily spans the field of medicine, with a focus on several subfields including epidemiology, clinical psychology, psychiatry and mental health, neurology, and emergency medicine. The scope of their work addresses topics within traumatic brain injury research, dementia and cognitive impairment research, posttraumatic stress disorder research, neurovascular disturbances related to traumatic brain injury, cardiac arrest and resuscitation, cognitive aging, and advanced neuroimaging techniques.

The scientist has contributed to numerous publications, including prominent papers such as:

  • "MRI-assessed locus coeruleus integrity is heritable and associated with multiple cognitive domains, mild cognitive impairment, and daytime dysfunction" (2021, Alzheimer's & Dementia)
  • "Associations between depression and cardiometabolic health: A 27-year longitudinal study" (2021, Psychological Medicine)
  • "Association of baseline semantic fluency and progression to mild cognitive impairment in middle-aged men" (2020, Neurology)
  • "Cognitive practice effects delay diagnosis of MCI: Implications for clinical trials" (2022, Alzheimer's & Dementia Translational Research & Clinical Interventions)
  • "12-year prediction of mild cognitive impairment aided by Alzheimer's brain signatures at mean age 56" (2021, Brain Communications)

Frequent co-authors collaborating with Amy J. Jak include:

  • Mark Sanderson-Cimino
  • William S. Kremen
  • Jeremy A. Elman
  • Carol E. Franz
  • Matthew S. Panizzon

The scientist's research outputs appear in several recurrent publication venues, notably:

  • The Clinical Neuropsychologist
  • Journal of the International Neuropsychological Society
  • Alzheimer's & Dementia
  • Archives of Clinical Neuropsychology
  • Journal of Head Trauma Rehabilitation

Amy J. Jak has been recognized as a Fellow of the American Psychological Association (APA) since 2014.

Best Publications

  • Quantification of five neuropsychological approaches to defining mild cognitive impairment.

    Amy J. Jak;Amy J. Jak;Mark W. Bondi;Mark W. Bondi;Lisa Delano-Wood;Christina Wierenga;Christina Wierenga

  • Neuropsychological Criteria for Mild Cognitive Impairment Improves Diagnostic Precision, Biomarker Associations, and Progression Rates

    Mark W. Bondi;Emily C. Edmonds;Amy J. Jak;Lindsay R. Clark

  • Hierarchical Genetic Organization of Human Cortical Surface Area

    Chi-Hua Chen;E. D. Gutierrez;Wes Thompson;Matthew S. Panizzon

  • Neuropsychological Contributions to the Early Identification of Alzheimer’s Disease

    Mark W. Bondi;Mark W. Bondi;Amy J. Jak;Lisa Delano-Wood;Mark W. Jacobson

  • Susceptibility of the conventional criteria for mild cognitive impairment to false-positive diagnostic errors

    Emily C. Edmonds;Lisa Delano-Wood;Lisa Delano-Wood;Lindsay R. Clark;Amy J. Jak;Amy J. Jak

  • Efficacy of cognitive rehabilitation therapies for mild cognitive impairment (MCI) in older adults: working toward a theoretical model and evidence-based interventions.

    Marilyn Huckans;Lee Hutson;Elizabeth Twamley;Elizabeth Twamley;Amy Jak

  • Cognitive Symptom Management and Rehabilitation Therapy (CogSMART) for veterans with traumatic brain injury: pilot randomized controlled trial.

    Elizabeth W. Twamley;Amy J. Jak;Dean C. Delis;Mark W. Bondi

  • Use of the multiple sclerosis functional composite as an outcome measure in a phase 3 clinical trial.

    Jeffrey A. Cohen;Gary R. Cutter;Jill S. Fischer;Andrew D. Goodman

  • Intrarater and interrater reliability of the MS functional composite outcome measure.

    Jeffrey A. Cohen;J. S. Fischer;D. M. Bolibrush;A. J. Jak

  • Are Empirically-Derived Subtypes of Mild Cognitive Impairment Consistent with Conventional Subtypes?

    Lindsay R. Clark;Lisa Delano-Wood;David J. Libon;Carrie R. McDonald

  • Verbal paired-associate learning by APOE genotype in non-demented older adults: fMRI evidence of a right hemispheric compensatory response

    S. Duke Han;Wes S. Houston;Amy J. Jak;Lisa T. Eyler;Lisa T. Eyler

  • Heterogeneity in mild cognitive impairment: Differences in neuropsychological profile and associated white matter lesion pathology

    Lisa Delano-Wood;Mark W. Bondi;Joshua Sacco;Norm Abeles

  • A Comparison of Heritability Maps of Cortical Surface Area and Thickness and the Influence of Adjustment for Whole Brain Measures: A Magnetic Resonance Imaging Twin Study

    Lisa T. Eyler;Chi Hua Chen;Matthew S. Panizzon;Christine Fennema-Notestine

  • Complex activities of daily living vary by mild cognitive impairment subtype.

    Katherine J. Bangen;Amy J. Jak;Dawn M. Schiehser;Lisa Delano-Wood

  • A systematic review of sex differences in concussion outcome: What do we know?

    Victoria C Merritt;Christine R Padgett;Amy J Jak

  • Genetic influences on cortical regionalization in the human brain.

    Chi-Hua Chen;Matthew S. Panizzon;Lisa T. Eyler;Lisa T. Eyler;Terry L. Jernigan

  • Neuropsychological Criteria for Mild Cognitive Impairment and Dementia Risk in the Framingham Heart Study.

    Amy J. Jak;Sarah R. Preis;Alexa S. Beiser;Sudha Seshadri

  • Pupillary Responses as a Biomarker of Early Risk for Alzheimer's Disease.

    Eric L. Granholm;Matthew S. Panizzon;Jeremy A. Elman;Amy J. Jak

  • Differential age effects on cerebral blood flow and BOLD response to encoding: associations with cognition and stroke risk.

    Katherine J. Bangen;Khaled Restom;Thomas T. Liu;Amy J. Jak

  • CogSMART Compensatory Cognitive Training for Traumatic Brain Injury: Effects Over 1 Year

    Elizabeth W. Twamley;Kelsey R. Thomas;Amber M. Gregory;Amy J. Jak

  • Apolipoprotein E and traumatic brain injury in a military population: evidence of a neuropsychological compensatory mechanism?

    S Duke Han;Angela I Drake;Lynne M Cessante;Amy J Jak

  • Differential Cross-Sectional and Longitudinal Impact of APOE Genotype on Hippocampal Volumes in Nondemented Older Adults

    Amy J. Jak;Wes S. Houston;Bonnie J. Nagel;Jody Corey-Bloom;Jody Corey-Bloom

Frequent Co-Authors

Mark W. Bondi
Mark W. Bondi University of California, San Diego
Lisa Delano-Wood
Lisa Delano-Wood University of California, San Diego
William S. Kremen
William S. Kremen University of California, San Diego
Michael J. Lyons
Michael J. Lyons Boston University
Carol E. Franz
Carol E. Franz University of California, San Diego
Matthew S. Panizzon
Matthew S. Panizzon University of California, San Diego
Elizabeth W. Twamley
Elizabeth W. Twamley University of California, San Diego
Katherine J. Bangen
Katherine J. Bangen University of California, San Diego
Christina E. Wierenga
Christina E. Wierenga University of California, San Diego
David P. Salmon
David P. Salmon University of California, San Diego

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Related Online Degrees & Career Pathways

Pursuing a degree in psychology opens doors to a variety of online degrees and professional career pathways, especially for those interested in counseling and mental health services. Many students look to become Licensed Professional Counselors (LPC), which requires meeting specific educational and licensure criteria that vary from state to state.

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For those interested in the Pacific Northwest, reviewing the lpc license requirements in Oregon is key to a successful career start. With numerous online programs offering flexibility, understanding your state’s specific regulations will help you plan your studies and clinical experience effectively.

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